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/*
 * MediaWiki import/export processing tools
 * Copyright 2005 by Brion Vibber
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * $Id: SqlWriter14.java 54087 2009-07-31 10:39:07Z daniel $
 */

package org.dkpro.jwpl.mwdumper.importer;

import java.io.IOException;

public class SqlWriter14
    extends SqlWriter
{
    private Page currentPage;
    private Revision lastRevision;

    public SqlWriter14(SqlWriter.Traits tr, SqlStream output)
    {
        super(tr, output);
    }

    public SqlWriter14(SqlWriter.Traits tr, SqlStream output, String prefix)
    {
        super(tr, output, prefix);
    }

    public void writeStartPage(Page page)
    {
        currentPage = page;
        lastRevision = null;
    }

    public void writeEndPage() throws IOException
    {
        if (lastRevision != null)
            writeCurRevision(currentPage, lastRevision);
        currentPage = null;
        lastRevision = null;
    }

    public void writeRevision(Revision revision) throws IOException
    {
        if (lastRevision != null)
            writeOldRevision(currentPage, lastRevision);
        lastRevision = revision;
    }

    private void writeOldRevision(Page page, Revision revision) throws IOException
    {
        bufferInsertRow("old", new Object[][] { { "old_id", revision.Id },
                { "old_namespace", page.Title.Namespace },
                { "old_title", titleFormat(page.Title.Text) },
                { "old_text", revision.Text == null ? "" : revision.Text },
                { "old_comment", revision.Comment == null ? "" : revision.Comment },
                { "old_user",
                        revision.Contributor.Username == null ? ZERO : revision.Contributor.Id },
                { "old_user_text",
                        revision.Contributor.Username == null ? ""
                                : revision.Contributor.Username },
                { "old_timestamp", timestampFormat(revision.Timestamp) },
                { "old_minor_edit", revision.Minor ? ONE : ZERO }, { "old_flags", "utf-8" },
                { "inverse_timestamp", inverseTimestamp(revision.Timestamp) } });
    }

    private void writeCurRevision(Page page, Revision revision) throws IOException
    {
        bufferInsertRow("cur",
                new Object[][] { { "cur_id", page.Id }, { "cur_namespace", page.Title.Namespace },
                        { "cur_title", titleFormat(page.Title.Text) },
                        { "cur_text", revision.Text == null ? "" : revision.Text },
                        { "cur_comment", revision.Comment == null ? "" : revision.Comment },
                        { "cur_user",
                                revision.Contributor.Username == null ? ZERO
                                        : Integer.valueOf(revision.Contributor.Id) },
                        { "cur_user_text",
                                revision.Contributor.Username == null ? ""
                                        : revision.Contributor.Username },
                        { "cur_timestamp", timestampFormat(revision.Timestamp) },
                        { "cur_restrictions", page.Restrictions }, { "cur_counter", ZERO },
                        { "cur_is_redirect", revision.isRedirect() ? ONE : ZERO },
                        { "cur_minor_edit", revision.Minor ? ONE : ZERO },
                        { "cur_random", traits.getRandom() },
                        { "cur_touched", traits.getCurrentTime() },
                        { "inverse_timestamp", inverseTimestamp(revision.Timestamp) } });
        checkpoint();
    }
}




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